Home / 149,671,727.10-224,339,629.05-85,006,511.10

Finding the Fourth Proportional to 149,671,727.10, 224,339,629.05 and 85,006,511.10

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Solution

The fourth proportional to 149,671,727.10, 224,339,629.05 and 85,006,511.10 is: 127,414,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,671,727.10 : 224,339,629.05 = 85,006,511.10 : x
  2. Step 2: Convert to fraction form
    149,671,727.10/224,339,629.05 = 85,006,511.10/x
  3. Step 3: Cross multiply
    149,671,727.10x = 224,339,629.05 × 85,006,511.10
  4. Step 4: Simplify right side
    149,671,727.10x = 19,070,329,167,008,708
  5. Step 5: Solve for x
    x = 19,070,329,167,008,708/149,671,727.10
  6. Step 6: Final answer
    x = 127,414,372.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.